device that allows the measurement to be fixed while measuring the disc thickness in different locations, suitable for measurement of brake disc thickness. can be used for a long time and not easy to rust. Floating assembly enables easy removal of calliper from disc while retaining reading. You can use these moving vernier for fast measurement. , easy to use. Lightweight and durable, you can carry it to everywhere. colour:black Material:alloy size:Measuring Range: 0-60mm Package Contents: 1 x Brake disc thickness measuring caliper Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.